Fluorite

La Viesca Mine, La Collada mining area, Huergo, Siero, Comarca Oviedo, Principality of Asturias (Asturias)  Spain

Specimen size: 12.7 × 9.8 × 7.6 cm = 5.00” × 3.86” × 2.99”
Main crystal size: 4.7 × 3.5 cm = 1.85” × 1.38”